解二元一次方程组计算题
![](https://wkrtcs.bdimg.com/rtcs/image?w=9.3333333333333&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"9.3333333333333","h":"44","dataType":"gif","c":"word/media/image1.png"})
1. 3x+y=34
2x+9y=81 2．![](https://wkrtcs.bdimg.com/rtcs/image?w=68&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"68","h":"43","dataType":"png","c":"word/media/image2.png","imgOriW":68,"imgOriH":43})
． 3．．
4. 9x+4y=35
8x+3y=30 5．![](https://wkrtcs.bdimg.com/rtcs/image?w=124&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"124","h":"43","dataType":"png","c":"word/media/image4.png","imgOriW":124,"imgOriH":43})
． 6．
7. 7x+2y=52
7x+4y=62 ．8． ![](https://wkrtcs.bdimg.com/rtcs/image?w=131&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"131","h":"45","dataType":"png","c":"word/media/image6.png","imgOriW":132,"imgOriH":45})
9．
10. 4x+6y=54
9x+2y=87 11．![](https://wkrtcs.bdimg.com/rtcs/image?w=60&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"60","h":"40","dataType":"png","c":"word/media/image8.png","imgOriW":60,"imgOriH":40})
． 12．
13. 2x+y=7
2x+5y=19 14．![](https://wkrtcs.bdimg.com/rtcs/image?w=68&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"68","h":"43","dataType":"png","c":"word/media/image10.png","imgOriW":68,"imgOriH":43})
． 15．
![](https://wkrtcs.bdimg.com/rtcs/image?w=9.3333333333333&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"9.3333333333333","h":"44","dataType":"gif","c":"word/media/image12.png"})
16. x+2y=21
3x+5y=56 17．![](https://wkrtcs.bdimg.com/rtcs/image?w=76&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"76","h":"45","dataType":"png","c":"word/media/image13.png","imgOriW":76,"imgOriH":45})
． 18．．
19. 5x+7y=52
5x+2y=22 20．![](https://wkrtcs.bdimg.com/rtcs/image?w=100&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"100","h":"43","dataType":"png","c":"word/media/image15.png","imgOriW":100,"imgOriH":43})
． 21．
22. 5x+5y=65
7x+7y=203 23．![](https://wkrtcs.bdimg.com/rtcs/image?w=76&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"76","h":"43","dataType":"png","c":"word/media/image17.png","imgOriW":76,"imgOriH":43})
． 24．．
25. 8x+4y=56
x+4y=21 26．![](https://wkrtcs.bdimg.com/rtcs/image?w=108&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"108","h":"45","dataType":"png","c":"word/media/image19.png","imgOriW":108,"imgOriH":45})
27.
28. 5x+7y=41
5x+8y=44 29．![](https://wkrtcs.bdimg.com/rtcs/image?w=84&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"84","h":"43","dataType":"png","c":"word/media/image21.png","imgOriW":84,"imgOriH":43})
． 30．
31. 7x+5y=54
3x+4y=38 32．![](https://wkrtcs.bdimg.com/rtcs/image?w=92&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"92","h":"43","dataType":"png","c":"word/media/image23.png","imgOriW":92,"imgOriH":43})
33．．
x+8y=15
34. 4x+y=29 35．![](https://wkrtcs.bdimg.com/rtcs/image?w=132&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"132","h":"45","dataType":"png","c":"word/media/image25.png","imgOriW":132,"imgOriH":45})
36．．
37. 3x+6y=24
9x+5y=46 38．![](https://wkrtcs.bdimg.com/rtcs/image?w=124&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"124","h":"43","dataType":"png","c":"word/media/image27.png","imgOriW":124,"imgOriH":43})
39．
40. 9x+2y=62
4x+3y=36 41．![](https://wkrtcs.bdimg.com/rtcs/image?w=82&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"82","h":"59","dataType":"png","c":"word/media/image29.png","imgOriW":82,"imgOriH":59})
． 42．
15. ![](https://wkrtcs.bdimg.com/rtcs/image?w=10.666666666667&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"10.666666666667","h":"53.333333333333","dataType":"gif","c":"word/media/image31.png"})
9x+4y=46
7x+4y=42 44．![](https://wkrtcs.bdimg.com/rtcs/image?w=132&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"132","h":"62","dataType":"png","c":"word/media/image32.png","imgOriW":132,"imgOriH":62})
45．
![](https://wkrtcs.bdimg.com/rtcs/image?w=14.666666666667&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"14.666666666667","h":"44","dataType":"gif","c":"word/media/image34.png"})
46. 9x+7y=135 3x+8y=51 4x+7y=95
48.
x+6y=27 47. 4x+y=41 9x+3y=99
![](https://wkrtcs.bdimg.com/rtcs/image?w=9.3333333333333&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"9.3333333333333","h":"44","dataType":"gif","c":"word/media/image35.png"})
49. 9x+2y=38 2x+3y=7 3x-2y=7
50. 51.
3x+6y=18 3x+y=7 2x-3y=3
． ．
52. 5x+5y=45 53. 8x+2y=28 x+6y=14
3x+3y=27 54.
7x+9y=69 7x+8y=62
55. 7x+4y=67 5x+3y=8 57. 6x-7y=5
x+2y=4 56. 3x+5y=8 2x+8y=26
58. 5x+4y=52 4x-3y=18 60. x-2y=5
59. x+3y=-5
7x+6y=74 2x-y=8
61. 7x+y=9 62. 3x-2y=5 63. 3x-5y=2
4x+6y=16
7x-4y=11 2x-y=3
![](https://wkrtcs.bdimg.com/rtcs/image?w=9.3333333333333&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"9.3333333333333","h":"44","dataType":"gif","c":"word/media/image38.png"})
64. 6x+6y=48 y-3x=2 66. 10x-8y=14
6x+3y=42 65. x-2y=6 x+y=5
55. 8x+2y=16 9x-3y=12 3x-5y=2
7x+y=11 68. 2x+y=6 69. 2x-y=3
70. 4x+9y=77
8x+6y=94
71. 4x+7y=3
x+y=0
72. 3x+y=10
7x-y=20
73. 44x+10y=27
x+y=1
74. 8x-y=0
x+y=18
75. 11x-y=12
11y-x=-12
76. 5x+6y=27
2x+3y=12
77. 7x-2y=4
x+2y=12
78. (2x+y)-5y=2
2x-5y=0
79. 7x-3y=3
3x+2y=21
80. 7x+2y=21
y-6x=1
81. 10x-8y=0
3x-2y=2
82. 3x+y=10
5x-7y=8
![](https://wkrtcs.bdimg.com/rtcs/image?w=12&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"12","h":"44","dataType":"gif","c":"word/media/image40.png"})
83. 3x-2y=1
x-y=3
![](https://wkrtcs.bdimg.com/rtcs/image?w=12&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"12","h":"44","dataType":"gif","c":"word/media/image41.png"})
47. x+3y=-5
3x-4y=-2
48. 5x+3y=2
2x-y=3
49. ![](https://wkrtcs.bdimg.com/rtcs/image?w=9.3333333333333&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"9.3333333333333","h":"44","dataType":"gif","c":"word/media/image42.png"})
2x+3y=7
3x+2y=3
50. 3x+2y=18
x+y=7
![](https://wkrtcs.bdimg.com/rtcs/image?w=9.3333333333333&md5sum=05b80cb49c9338485d9587c61e99ee27&sign=da09c2756b&rtcs_flag=1&rtcs_ver=3.1&l=webapp&bucketNum=83&ipr={"t":"img","w":"9.3333333333333","h":"44","dataType":"gif","c":"word/media/image37.png"})
88. 2x-5y=1
x+y=3
89. x+8y=442
5x+6y=480
90. 3x-2y=5
7x-4y=11
．
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